<template>
    <!-- v-model拆解 -->
  <ChildBindParentData2 :cityId="selectedId" @changeId="selectedId = $event"></ChildBindParentData2>
</template>

<script>
import ChildBindParentData2 from './ChildBindParentData2.vue'
export default {
    components: {
        ChildBindParentData2
    },
    data () {
        return {
            selectedId: '103'
        }
    },
    methods: {

    }
}
</script>

<style>

</style>